In order to not end up with ten different posts or endless updates to the previous one, I'm using this post to assemble all the official responses from both carriers and device makers alike concerning the CarrierIQ rootkit/spyware/whatever. Update: Added official statement from HP regarding webOS (see bottom).

"We collect enough information to understand the customer experience with devices on our network and how to address any connection problems, but we do not and cannot look at the contents of messages, photos, videos, etc., using this tool."